DE3570745D1 - Apparatus for removing a periodic bias from an information signal - Google Patents

Apparatus for removing a periodic bias from an information signal

Info

Publication number
DE3570745D1
DE3570745D1 DE8585108711T DE3570745T DE3570745D1 DE 3570745 D1 DE3570745 D1 DE 3570745D1 DE 8585108711 T DE8585108711 T DE 8585108711T DE 3570745 T DE3570745 T DE 3570745T DE 3570745 D1 DE3570745 D1 DE 3570745D1
Authority
DE
Germany
Prior art keywords
information signal
periodic bias
periodic
bias
information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8585108711T
Other languages
German (de)
English (en)
Inventor
Robert M Kay
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell Inc
Original Assignee
Honeywell Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of DE3570745D1 publication Critical patent/DE3570745D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/58—Turn-sensitive devices without moving masses
    • G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
    • G01C19/66—Ring laser gyrometers
    • G01C19/661—Ring laser gyrometers details
    • G01C19/662—Ring laser gyrometers details signal readout; dither compensators
    • G01C19/664—Ring laser gyrometers details signal readout; dither compensators means for removing the dither signal

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Lasers (AREA)
DE8585108711T 1984-07-16 1985-07-12 Apparatus for removing a periodic bias from an information signal Expired DE3570745D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/631,042 US4669881A (en) 1984-07-16 1984-07-16 Bias signal filter for a ring laser

Publications (1)

Publication Number Publication Date
DE3570745D1 true DE3570745D1 (en) 1989-07-06

Family

ID=24529540

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585108711T Expired DE3570745D1 (en) 1984-07-16 1985-07-12 Apparatus for removing a periodic bias from an information signal

Country Status (5)

Country Link
US (1) US4669881A (cs)
EP (1) EP0168785B1 (cs)
JP (1) JPS6140508A (cs)
CA (1) CA1244542A (cs)
DE (1) DE3570745D1 (cs)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8620943D0 (en) * 1986-08-29 1986-10-08 British Aerospace Signal processing circuits
US5442442A (en) * 1987-10-28 1995-08-15 Litton Systems, Inc. Ring laser gyroscope scale factor error control apparatus and method control apparatus and method
CH677806A5 (cs) * 1987-12-30 1991-06-28 Terra Ag Tiefbautechnik
US5239363A (en) * 1989-09-22 1993-08-24 British Aerospace Public Limited Company Ring laser gyroscope dither signal remover
GB8921460D0 (en) * 1989-09-22 1990-05-30 British Aerospace Electronic compensation in ring laser gyros
DE10243086A1 (de) * 2002-09-16 2004-03-25 Amaxa Gmbh Vorrichtung und Verfahren zur Behandlung von biologischem Material
EP1439517A1 (en) * 2003-01-10 2004-07-21 Deutsche Thomson-Brandt Gmbh Method and device for processing video data for display on a display device
CN112362040B (zh) * 2020-10-31 2022-07-05 华中光电技术研究所（中国船舶重工集团公司第七一七研究所） 一种二频机抖激光陀螺输出角度采样方法及装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3627425A (en) * 1969-05-14 1971-12-14 Honeywell Inc Laser gyroscope biasing apparatus
JPS5664520A (en) * 1979-10-08 1981-06-01 Nec Corp Noise eraser
US4344706A (en) * 1980-07-14 1982-08-17 The Singer Company Ring laser gyro dither pulse eliminator
US4529311A (en) * 1981-07-06 1985-07-16 Honeywell Inc. Ring laser gyro system

Also Published As

Publication number Publication date
CA1244542A (en) 1988-11-08
EP0168785A1 (en) 1986-01-22
JPS6140508A (ja) 1986-02-26
JPH0467796B2 (cs) 1992-10-29
US4669881A (en) 1987-06-02
EP0168785B1 (en) 1989-05-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition